Huizhou I-HAN hardware fastener co.,ltd is a chinese company cooperating with foreign companies, specializing in manufacturing steel,aluminium and stainless steel rivet nuts and non-standard fasteners. The company owns richable manufactured experience and technology strength. <BR> There are three items,plain,knurled and half hexagonal from M3-M12 in metric and in inch . They are widely used in all kinds of board and pipe materials.The company is brought into advanced equipment and technology from abroad. We are a large-scale company gathered with manufacturing,research and sales.